Programmers & Tuners

FAST EFI systems are ready to take to the sea with the self-tuning EZ-EFI Marine kit that features the proven performance and reliability that come...

FAST EFI systems are ready to take to the sea with the self-tuning EZ-EFI Marine kit that features the proven performance and reliability that come...

FAST now offers bolt-on XFI 2.0 Kits to install fully sequential EFI on Small and Big Block Chevy and Small Block Ford engines from mild street rod...

Engineers at FAST have developed complete bolt-on EZ-EFI Fuel Multi-Port Electronic Fuel Injection Kits that allow anyone to install a multi-port i...

Engineers at FAST have developed complete bolt-on EZ-EFI Fuel Multi-Port Electronic Fuel Injection Kits that allow anyone to install a multi-port i...

FAST now offers bolt-on XFI 2.0 Kits to install fully sequential EFI on Small and Big Block Chevy and Small Block Ford engines from mild street rod...

FAST now offers bolt-on XFI 2.0 Kits to install fully sequential EFI on Small and Big Block Chevy and Small Block Ford engines from mild street rod...

Engineers at FAST have developed complete bolt-on EZ-EFI Fuel Multi-Port Electronic Fuel Injection Kits that allow anyone to install a multi-port i...

Engineers at FAST have developed complete bolt-on EZ-EFI Fuel Multi-Port Electronic Fuel Injection Kits that allow anyone to install a multi-port i...

FAST now offers bolt-on XFI 2.0 Kits to install fully sequential EFI on Small and Big Block Chevy and Small Block Ford engines from mild street rod...

The FAST EZ-EFI 2.0 Fuel + Ignition works with either generation of EZ-EFI throttle body, multi-port systems and Inglese throttle bodies. It is com...

Available as a complete kit, the Bump Stager lets drag racers carefully pulse the transbrake. This enables the vehicle to move forward slowly durin...

FAST now offers bolt-on XFI 2.0 Kits to install fully sequential EFI on Small and Big Block Chevy and Small Block Ford engines from mild street rod...

Engineers at FAST have developed complete bolt-on EZ-EFI Fuel Multi-Port Electronic Fuel Injection Kits that allow anyone to install a multi-port i...

Engineers at FAST have developed complete bolt-on EZ-EFI Fuel Multi-Port Electronic Fuel Injection Kits that allow anyone to install a multi-port i...

FAST now offers bolt-on XFI 2.0 Kits to install fully sequential EFI on Small and Big Block Chevy and Small Block Ford engines from mild street rod...

Engineers at FAST have developed complete bolt-on EZ-EFI Fuel Multi-Port Electronic Fuel Injection Kits that allow anyone to install a multi-port i...

Engineers at FAST have developed complete bolt-on EZ-EFI Fuel Multi-Port Electronic Fuel Injection Kits that allow anyone to install a multi-port i...

FAST now offers bolt-on XFI 2.0 Kits to install fully sequential EFI on Small and Big Block Chevy and Small Block Ford engines from mild street rod...

A complete laptop tunable EFI system for LS series engines is now available with ignition control under one part number. This kit makes it easier t...

Blow-through applications that are traditionally carbureted now have the option to utilize an EFI setup. This XFI Sportsman-based system replaces t...

most users will use Speed Density but the Alpha-N option is specifically added to serve sportsman drag racers looking for absolute consistency. The...

the EZ-TCU does all the work for you! The EZ-TCU is fully configured and ready to run right out of the box ? no tuning necessary. But for those who...

Bolt FAST EZ-EFI technology onto your LS engine with a FAST EZ-EFI Engine + Manifold Kit. Including our FAST EZ-EFI Fuel ECU and Multiport Harness,...